Scientia Marina, Vol 67, No S1 (2003)

Fish stock assessments and predictions: integrating relevant knowledge. An overview

Øyvind Ulltang
Department of Fisheries and Marine Biology, Norway


A variety of existing scientific knowledge can be better utilised for improving stock assessments and predictions. In particular, failure to take account of environmental effects, including both biotic and abiotic factors in the term environment, is a serious source of error in fish stock assessments and limits the time horizon of reliable predictions. The report of the EU-funded SAP project and a set of papers resulting from communications presented at the SAP symposium in Bergen in December 2000 emphasis the potential gains by integrating relevant knowledge of processes affecting fish stocks.

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